Walker Products Oxygen Sensor P/N:350-34293
Walker Products 350-34574 oxygen sensor for the 2006-2008 Hyundai Sonata 4-cylinder 2.4L and other vehicles measures the oxygen in the exhaust gas. This 4-wire, narrow-band downstream sensor reports combustion efficiency to the engine computer.
A failing oxygen sensor can show up as rough running, higher fuel consumption or a lit malfunction indicator light. A damaged wiring harness or connector can be behind those signs too, so find the cause before you buy a sensor. With the engine off and cool, you can look the sensor, harness and connector over for damage.
The vehicles this sensor fits include the 2006-2008 Hyundai Sonata 4-cylinder 2.4L, the 2006-2008 Kia Optima 4-cylinder 2.4L and the 2007-2008 Kia Magentis 4-cylinder 2.4L, and each takes one. This listing is a single sensor. If your car is not named here, look up its year, model and engine in the "Vehicles it fits" section.
Fit and size
Build and materials
Is this the right Kia Optima oxygen sensor for a 2006-2008 Optima with the 4-cylinder 2.4L?
Yes. Walker Products 350-34574 fits the 2006-2008 Kia Optima 4-cylinder 2.4L, and the Optima takes one. This listing is a single sensor.
Can I use it as a Hyundai Sonata oxygen sensor replacement on a 2006-2008 Sonata with the 4-cylinder 2.4L?
Yes. This downstream sensor fits the 2006-2008 Hyundai Sonata 4-cylinder 2.4L, one per vehicle.
Is this Walker Products oxygen sensor narrow-band or wideband?
It is narrow-band. The Walker Products 350-34574 has 4 wires and an M18 - 1.5 thread.
What does a failing oxygen sensor look like, and what can I check?
Rough running, higher fuel consumption or a lit malfunction light can be signs. With the engine off and cool, you can look at the sensor, wiring harness and connector for physical damage.
What does the platinum layer on this oxygen sensor do?
The electrodes are made of a gas-permeable platinum layer. Its coating keeps combustion residue and particulates in the exhaust from contaminating or eroding the electrode surfaces.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.